<template>
    <el-card class="page-container">
        <template #header>
            <div class="header">
                <span>文章分类</span>
                <div class="extra">
                    <el-button type="primary" @click="dialogVisible = true; title = '添加分类'">添加分类</el-button>
                </div>
            </div>
        </template>
        <el-table :data="categorys" style="width: 100%">
            <el-table-column label="序号" width="100" type="index"> </el-table-column>
            <el-table-column label="分类名称" prop="categoryName"></el-table-column>
            <el-table-column label="分类别名" prop="categoryAlias"></el-table-column>
            <el-table-column label="操作" width="100">
                <template #default="{ row }">
                    <el-button :icon="Edit" circle plain type="primary" @click="showDialog(row)"></el-button>
                    <el-button :icon="Delete" circle plain type="danger" @click="deleteCategory(row)"></el-button>
                </template>
            </el-table-column>
            <template #empty>
                <el-empty description="没有数据" />
            </template>
        </el-table>

        <!-- 添加弹窗 -->
        <el-dialog v-model="dialogVisible" :title="title" width="30%">
            <el-form :model="categoryModel" :rules="rules" label-width="100px" style="padding-right: 30px">
                <el-form-item label="分类名称" prop="categoryName">
                    <el-input v-model="categoryModel.categoryName" minlength="1" maxlength="10"></el-input>
                </el-form-item>
                <el-form-item label="分类别名" prop="categoryAlias">
                    <el-input v-model="categoryModel.categoryAlias" minlength="1" maxlength="15"></el-input>
                </el-form-item>
            </el-form>
            <template #footer>
                <span class="dialog-footer">
                    <el-button @click="dialogVisible = false">取消</el-button>
                    <el-button type="primary" @click="title == '添加分类' ? addCategory() : updateCategory()"> 确认
                    </el-button>
                </span>
            </template>
        </el-dialog>
    </el-card>
</template>

<script setup>
import {
    Edit,
    Delete
} from '@element-plus/icons-vue'
import { ref } from 'vue'

const title = ref('')
const categorys = ref([
    {
        "id": 3,
        "categoryName": "美食",
        "categoryAlias": "my",
        "createTime": "2023-09-02 12:06:59",
        "updateTime": "2023-09-02 12:06:59"
    }
])


//声明一个异步的函数
import { articleCategoryListService, articleCategoryAddService, articleCategoryUpdateService , articlecategoryDeleteService} from '@/api/article.js';
import { ElMessage , ElMessageBox} from 'element-plus';

async function articleCategoryList() {
    let result = await articleCategoryListService();
    categorys.value = result.data;
}
articleCategoryList();

//弹窗交互
//控制添加分类弹窗
const dialogVisible = ref(false)

//添加分类数据模型
const categoryModel = ref({
    categoryName: '',
    categoryAlias: ''
})
//添加分类表单校验
const rules = {
    categoryName: [
        { required: true, message: '请输入分类名称', trigger: 'blur' },
    ],
    categoryAlias: [
        { required: true, message: '请输入分类别名', trigger: 'blur' },
    ]
}

function showDialog(row) {
    dialogVisible.value = true;
    title.value = '编辑分类';
    //拷贝数据
    categoryModel.value.categoryName = row.categoryName;
    categoryModel.value.categoryAlias = row.categoryAlias;
    // 扩展id属性，便于发送给后端
    categoryModel.value.id = row.id;
}
async function addCategory() {
    let result = await articleCategoryAddService(categoryModel.value);
    ElMessage.success(result.data.message ? result.data.message : '添加成功');
    //刷新页面
    articleCategoryList();
    //清空数据模型
    categoryModel.value = '';
    // 关闭弹窗
    dialogVisible.value = false;
}
async function updateCategory() {
    let result = await articleCategoryUpdateService(categoryModel.value);
    ElMessage.success(result.data.message ? result.data.message  : '修改成功');
    //
    articleCategoryList();
    categoryModel.value = '';
    dialogVisible.value = false;
}
async function deleteCategory(row){

    ElMessageBox.confirm(
    '确认要删除吗？',
    '温馨提示',
    {
      confirmButtonText: '确认',
      cancelButtonText: '取消',
      type: 'warning',
    }
  )
    .then(async () => {
        let result = await articlecategoryDeleteService(row.id);
      ElMessage({
        type: 'success',
        message: '删除成功',
        
      })
      //刷新列表
      articleCategoryList();
    })
    .catch(() => {
      ElMessage({
        type: 'info',
        message: '删除取消',
      })
    })
   
}


</script>
<style lang="scss" scoped>
.page-container {
    min-height: 100%;
    box-sizing: border-box;

    .header {
        display: flex;
        align-items: center;
        justify-content: space-between;
    }
}
</style>